Hallo Ondrej Zajicek, 2012-10-24 um 13:54:37 schriebst Du: > On Mon, Oct 22, 2012 at 07:52:48PM +0200, Timo Weingärtner wrote: > > 2011-05-30, 17:04:16 you wrote: > > > Generally, the IP address from the BGP NEXT_HOP attribute (i.e. the > > > ones mentioned in 'Next hop address X.X.X.242 resolvable ..' messages > > > should be resolvable through a route which is not from BGP. > > > > I just stumbled over that when trying to remove "next hop self" after 1.3 > > has recursive lookup. > > > > What's the problem with using iBGP routes for recursive lookups (when > > using iBGP as IGP)? The message even says that the route is resolvable. > > BIRD does not allow recursive routes to depend on another recursive route. > If your iBGP is configured to generate non-recursive routes (using > 'gateway direct' option), then recursive routes (from another BGP) > could depend on that routes, but i am not sure if such setting could > be useful, esp. it does not work if you want to use the same iBGP session > for both recursive and non-recursive routes.
Let me rephrase my question: Why does BIRD not allow recursive routes to depend on another recursive route. What could go wrong if it was allowed? Grüße Timo -- Timo Weingärtner Abteilung Technische InfraStruktur Karlsruher Institut für Technologie (KIT)
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